What to do if Dell Precision 7560 shows LCD power rail failure error code [2,8]?
If your Dell Laptop displays an LCD power rail failure (error code [2,8]), the suggested solution is to replace the system board.
General| Processor | Up to 11th Gen Intel Core i9-11950H |
|---|---|
| Graphics | NVIDIA RTX A5000, A4000, A3000, A2000 |
| Display | 15.6" FHD (1920x1080) or UHD (3840x2160) |
| Memory | Up to 128GB DDR4 3200MHz |
| Storage | Up to 8TB (2x 4TB) NVMe SSD |
| Ports | 2x Thunderbolt 4, HDMI 2.1, SD card reader |
| Battery | 6-cell 95Whr |
| Operating System | Windows 10 Pro, Ubuntu |
| Weight | Starting at 2.45 kg (5.4 lbs) |
| Wireless | Bluetooth 5.2 |
| Camera | 720p HD |
General safety guidelines for working inside the computer.
Essential safety measures before performing any disassembly or reassembly procedures.
Measures to prevent damage from static electricity to sensitive components.
Details the three main components of a standard ESD field service kit.
Identifies screw types, quantities, and images for various computer components.
Explanation of the BIOS and its role in system management.
Instructions on how to access the BIOS setup utility.
How to bypass the default boot order and select a specific boot device.
Explains various configuration settings available within the BIOS setup.
Step-by-step guide for updating the BIOS from within the Windows OS.
Instructions for updating BIOS via a USB drive when Windows is unavailable.
Information on setting, changing, and clearing system and BIOS passwords.
Guide on how to set a new system or administrator password.
Overview of the system board's built-in self-test diagnostic tool.
Details on how to run the M-BIST diagnostic for system board issues.
Procedures to diagnose LCD screen issues using the built-in self-test.
Information on hardware diagnostics launched from the BIOS.
Explains LED blinking patterns for system failures and their resolutions.
Guide on using Dell SupportAssist OS Recovery for system restoration.
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